I don't think you got my sarcasm -- let's say the water pipe is built and the drought problem in California is gone, the "water" pipe could be converted to oil pipe without much hassle especially. That explains why the water pipe is going to cost $30B -- it needs to withstand anything we throw at it in case it leaks. Water leakage is likely not a problem, oil spill is.
Yes, we need unions to stand up for the union officials and to justify their existence. Don't believe me
You: I maintain my right to be silent and will not unlock my iphone.
Customer officer: Opps, I think you accidentally unlocked your iphone with your finger print.